Check out the companies making headlines yesterday:

Cogent (NASDAQ: CCOI): Internet service provider Cogent Communications (NASDAQ: CCOI) rose by 7.2% on Tuesday after JPMorgan upgraded the stock to Overweight from Neutral, viewing the previous day's sharp sell-off as an attractive entry point. See our full article here.

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AdaptHealth (NASDAQ: AHCO): Healthcare services provider AdaptHealth Corp. (NASDAQ: AHCO) fell by 8.5% on Tuesday after the company reported disappointing first-quarter 2026 results, where a significant earnings miss and worsening profitability overshadowed a revenue beat. See our full article here.

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BWX (NYSE: BWXT): Aerospace and defense company BWX (NYSE: BWXT) fell by 4.4% on Tuesday after its first-quarter earnings report, which beat expectations and included a guidance raise, failed to impress investors in a classic 'buy the rumor, sell the news' scenario. See our full article here.

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IQVIA (NYSE: IQV): Clinical research company IQVIA (NYSE: IQV) rose by 8.4% on Tuesday after it reported strong first-quarter 2026 financial results that surpassed Wall Street expectations and raised its full-year earnings forecast. See our full article here.

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Palantir Technologies (NASDAQ: PLTR): Data analytics company Palantir Technologies (NASDAQ: PLTR) fell by 6.6% on Tuesday after it reported first-quarter results that failed to impress markets despite beating analyst expectations and raising its full-year revenue forecast. See our full article here.

Is now the time to buy Palantir Technologies? Access our full analysis report here, it's free.